<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>id选择器</title>
    <link rel="stylesheet" type="text/css" href="css/id.css" />
</head>
<body>
    <div>LSP</div>
    <div>lsp</div>
    <div id="myid">yyds</div>
    <div>绝绝子</div>
    <div>md绝了</div>
</body>
</html>